# -*- mode: Perl -*-
# /=====================================================================\ #
# |  alltt                                                              | #
# | Implementation for LaTeXML                                          | #
# |=====================================================================| #
# | Part of LaTeXML:                                                    | #
# |  Public domain software, produced as part of work done by the       | #
# |  United States Government & not subject to copyright in the US.     | #
# |---------------------------------------------------------------------| #
# | Bruce Miller <bruce.miller@nist.gov>                        #_#     | #
# | http://dlmf.nist.gov/LaTeXML/                              (o o)    | #
# \=========================================================ooo==U==ooo=/ #
package LaTeXML::Package::Pool;
use strict;
use warnings;
use LaTeXML::Package;

#**********************************************************************

DefEnvironment('{alltt}', "<ltx:verbatim font='#font'>#body</ltx:verbatim>",
  font => { family => 'typewriter', series => 'medium', shape => 'upright' },
  beforeDigest => sub {
    map { AssignCatcode($_ => CC_OTHER) } '$', '&', '#', '^', '_', '%', '~';
    AssignCatcode(" " => 13);
    Let(T_ACTIVE(" "), '\space');
    AssignCatcode("\r" => 13);    # Variant of \obeylines
    Let(T_ACTIVE("\r"), Token("\n", CC_SPACE));    # More appropriate than \par, I think?
    AssignValue(PRESERVE_NEWLINES => 1);
    # \@noligs: This SHOULD inhibit ligature substitution! (eg quotes, dots, etc!!!)
    # \frenchspacing\@vobeyspaces
  });

#**********************************************************************
1;
